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Supplementary Balance Sheet Information | 6 Months Ended
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Jun. 30, 2024
Balance Sheet Related Disclosures [Abstract] |
Supplementary Balance Sheet Information | Note 5 – Supplementary Balance Sheet Information Property and equipment consist of the following (in thousands):
|  | As of |
|  | June 30, 2024 |  |  | December 31, 2023 |
Lab equipment |  | $ | 5,864 |  |  | $ | 6,089 |
Leasehold improvements |  |  | 26,556 |  |  |  | 24,713 |
Computer equipment |  |  | 1,229 |  |  |  | 1,221 |
Furniture and fixtures |  |  | 1,067 |  |  |  | 1,034 |
Software |  |  | 325 |  |  |  | 325 |
Vehicles |  |  | 97 |  |  |  | 97 |
Construction in process |  |  | 139 |  |  |  | — |
|  |  | 35,277 |  |  |  | 33,479 |
Less accumulated depreciation |  |  | (7,258 | ) |  |  | (5,612 | )
Total property and equipment, net |  | $ | 28,019 |  |  | $ | 27,867 |
Depreciation expense for the three and six months ended June 30, 2024 was $0.9 million and $1.8 million, respectively, compared to $0.3 million and $0.6 million for the three and six months ended June 30, 2023, respectively. Intangible assets, excluding goodwill, consist of the following (in thousands):
|  | June 30, 2024 |  |  | December 31, 2023 |
|  | Cost |  |  | Accumulated Amortization |  |  | Net Carrying Value |  |  | Cost |  |  | Accumulated Amortization |  |  | Net Carrying Value |
Intangible assets subject to amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Patents |  | $ | 1,945 |  |  | $ | (811 | ) |  | $ | 1,134 |  |  | $ | 1,975 |  |  | $ | (752 | ) |  | $ | 1,223 |
Purchased technology |  |  | 16,900 |  |  |  | (11,267 | ) |  |  | 5,633 |  |  |  | 16,900 |  |  |  | (10,328 | ) |  |  | 6,572 |
Intangible assets not subject to amortization |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  | 117 |  |  |  | — |  |  |  | 117 |  |  |  | 116 |  |  |  | — |  |  |  | 116 |
Total |  | $ | 18,962 |  |  | $ | (12,078 | ) |  | $ | 6,884 |  |  | $ | 18,991 |  |  | $ | (11,080 | ) |  | $ | 7,911 |
Amortization expense related to definite-lived intangible assets was $0.5 million and $1.0 million for both the three and six months ended June 30, 2024 and 2023, respectively. Future estimated amortization expense of intangible assets is (in thousands):
|  | As of June 30, 2024 |
Remainder of 2024 |  | $ | 1,006 |
2025 |  |  | 2,009 |
2026 |  |  | 1,990 |
2027 |  |  | 1,031 |
2028 |  |  | 83 |
2029 and thereafter |  |  | 648 |
Total |  | $ | 6,767 |
Accrued liabilities consist of the following (in thousands):
|  | As of |
|  | June 30, 2024 |  |  | December 31, 2023 |
Compensation related accruals |  | $ | 4,648 |  |  | $ | 3,855 |
Accrued clinical trial expense |  |  | 1,044 |  |  |  | 983 |
Other expenses |  |  | 2,632 |  |  |  | 2,872 |
Total accrued liabilities |  | $ | 8,324 |  |  | $ | 7,710 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//210/tableOfContent + Details
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